linux-kernel - Re: [PATCH 0/3] Simplify panel bridge cleanup

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Message-ID: <52057df2-c7bd-cdc8-9fee-d4b8b1b5acf8@st.com>
Date:   Fri, 29 Sep 2017 15:03:54 +0000
From:   Philippe CORNU <philippe.cornu@...com>
To:     Benjamin Gaignard <benjamin.gaignard@...aro.org>,
        "architt@...eaurora.org" <architt@...eaurora.org>,
        "a.hajda@...sung.com" <a.hajda@...sung.com>,
        "Laurent.pinchart@...asonboard.com" 
        <Laurent.pinchart@...asonboard.com>,
        "airlied@...ux.ie" <airlied@...ux.ie>,
        "daniel.vetter@...el.com" <daniel.vetter@...el.com>,
        "jani.nikula@...ux.intel.com" <jani.nikula@...ux.intel.com>,
        "seanpaul@...omium.org" <seanpaul@...omium.org>,
        Yannick FERTRE <yannick.fertre@...com>
CC:     "dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/3] Simplify panel bridge cleanup

Hi Benjamin,
and many thanks for this cleanup patchset.

Reviewed-by: Philippe Cornu <philippe.cornu@...com>
Tested-by: Philippe Cornu <philippe.cornu@...com>

Philippe :-)

On 09/29/2017 02:59 PM, Benjamin Gaignard wrote:
> The goal of this series is to simplify driver code when they need to clean up
> a previously allocated panel bridge.
> Few drivers have "is_panel_bridge" flag to be able to distinguish a
> drm_panel_bridge from "simple" drm_bridge.
> To remove this flag I propose to
> - let drm_panel_bridge_remove() check if the bridge provided in parameter is
>    really a drm_panel_bridge.
> - add drm_of_panel_bridge_remove() to remove a bridge given DT port and
>    endpoint
> Finally that allow to remove drm_bridge structure and "is_panel_bridge" flag
> from stm driver internal structure.
> 
> Benjamin Gaignard (3):
>    drm/bridge: make drm_panel_bridge_remove more robust
>    drm/drm_of: add drm_of_panel_bridge_remove function
>    drm/stm: ltdc: remove bridge from driver internal structure
> 
>   drivers/gpu/drm/bridge/panel.c | 10 +++++++++-
>   drivers/gpu/drm/drm_of.c       | 33 +++++++++++++++++++++++++++++++++
>   drivers/gpu/drm/stm/ltdc.c     | 16 +++++-----------
>   drivers/gpu/drm/stm/ltdc.h     |  2 --
>   include/drm/drm_of.h           |  8 ++++++++
>   5 files changed, 55 insertions(+), 14 deletions(-)
>